#define _CRT_SECURE_NO_WARNINGS 1
#include"Date.h"

Date::Date(int year , int month , int day )
{
	_year = year;
	_month = month;
	_day = day;
}
void Date:: print()
{
	cout << _year << "/" << _month << "/" << _day << endl;
}

bool Date::operator==(const Date& d)
{
		return _year == d._year
		      &&_month == d._month
		      &&_day == d._day;
}
//Date Date:: operator+(int day)
//{
//
//}

bool Date::operator<(const Date& d)
{
	if (_year < d._year)
		return true;
	else if (_year == d._year)
	{
		
			if (_month < d._month)
			{	return true;
		    }
			else if (_month == d._month)
			{
				return _day < d._day;
			}
	}
	return false;
}

bool Date::operator<=(const Date& d)
{
	return *this < d || *this == d;
}

bool Date::operator>(const Date& d)
{
	return !(*this <= d);
}
bool Date :: operator>=(const Date& d)
{
	return !(*this < d);
}

bool Date:: operator!=(const Date& d)
{
	return !(*this == d);
}
Date Date::operator+=(int day)
{
	_day += day;
	while(_day > GetMonthDay(_year, _month))
	{
		_day -= GetMonthDay(_year, _month);
		_month++;
		
		if (_month == 13)
		{
			_year++;
			_month = 1;
		}
	}
	return *this;
}